diff --git a/src/rpc/methods/auth.rs b/src/rpc/methods/auth.rs
index be2a2e66953..642edb0fe49 100644
--- a/src/rpc/methods/auth.rs
+++ b/src/rpc/methods/auth.rs
@@ -35,6 +35,8 @@ impl RpcMethod<2> for AuthNew {
     const PARAM_NAMES: [&'static str; 2] = ["permissions", "expirationSecs"];
     const API_PATHS: BitFlags<ApiPaths> = ApiPaths::all();
     const PERMISSION: Permission = Permission::Admin;
+    const DESCRIPTION: Option<&'static str> =
+        Some("Creates a new JWT authentication token with the given permissions.");
     type Params = (Vec<String>, Option<i64>);
     type Ok = Vec<u8>;
     async fn handle(
@@ -60,6 +62,8 @@ impl RpcMethod<1> for AuthVerify {
     const PARAM_NAMES: [&'static str; 1] = ["headerRaw"];
     const API_PATHS: BitFlags<ApiPaths> = ApiPaths::all();
     const PERMISSION: Permission = Permission::Read;
+    const DESCRIPTION: Option<&'static str> =
+        Some("Verifies a JWT authentication token and returns its permissions.");
     type Params = (String,);
     type Ok = Vec<String>;
     async fn handle(
diff --git a/src/rpc/methods/beacon.rs b/src/rpc/methods/beacon.rs
index 9b47056f309..73667837c37 100644
--- a/src/rpc/methods/beacon.rs
+++ b/src/rpc/methods/beacon.rs
@@ -16,6 +16,9 @@ impl RpcMethod<1> for BeaconGetEntry {
     const PARAM_NAMES: [&'static str; 1] = ["first"];
     const API_PATHS: BitFlags<ApiPaths> = make_bitflags!(ApiPaths::V0); // Not supported in V1
     const PERMISSION: Permission = Permission::Read;
+    const DESCRIPTION: Option<&'static str> = Some(
+        "Returns the drand beacon entry for the given epoch, blocking until it becomes available.",
+    );
 
     type Params = (ChainEpoch,);
     type Ok = BeaconEntry;
diff --git a/src/rpc/methods/common.rs b/src/rpc/methods/common.rs
index 5c1aee3e41a..5a1a32b5790 100644
--- a/src/rpc/methods/common.rs
+++ b/src/rpc/methods/common.rs
@@ -19,6 +19,8 @@ impl RpcMethod<0> for Session {
     const PARAM_NAMES: [&'static str; 0] = [];
     const API_PATHS: BitFlags<ApiPaths> = ApiPaths::all();
     const PERMISSION: Permission = Permission::Read;
+    const DESCRIPTION: Option<&'static str> =
+        Some("Returns a UUID that uniquely identifies this node for the current session.");
 
     type Params = ();
     type Ok = Uuid;
@@ -34,6 +36,8 @@ impl RpcMethod<0> for Version {
     const PARAM_NAMES: [&'static str; 0] = [];
     const API_PATHS: BitFlags<ApiPaths> = ApiPaths::all();
     const PERMISSION: Permission = Permission::Read;
+    const DESCRIPTION: Option<&'static str> =
+        Some("Returns the node version, API version, and block delay.");
 
     type Params = ();
     type Ok = PublicVersion;
@@ -60,6 +64,7 @@ impl RpcMethod<0> for Shutdown {
     const PARAM_NAMES: [&'static str; 0] = [];
     const API_PATHS: BitFlags<ApiPaths> = ApiPaths::all();
     const PERMISSION: Permission = Permission::Admin;
+    const DESCRIPTION: Option<&'static str> = Some("Shuts the node down.");
 
     type Params = ();
     type Ok = ();
@@ -80,6 +85,8 @@ impl RpcMethod<0> for StartTime {
     const PARAM_NAMES: [&'static str; 0] = [];
     const API_PATHS: BitFlags<ApiPaths> = ApiPaths::all();
     const PERMISSION: Permission = Permission::Read;
+    const DESCRIPTION: Option<&'static str> =
+        Some("Returns the time at which the node was started.");
 
     type Params = ();
     type Ok = chrono::DateTime<chrono::Utc>;
diff --git a/src/rpc/methods/market.rs b/src/rpc/methods/market.rs
index 4bb936d4cf2..2b5ef6641de 100644
--- a/src/rpc/methods/market.rs
+++ b/src/rpc/methods/market.rs
@@ -18,6 +18,9 @@ impl RpcMethod<3> for MarketAddBalance {
     const PARAM_NAMES: [&'static str; 3] = ["wallet", "address", "amount"];
     const API_PATHS: BitFlags<ApiPaths> = ApiPaths::all();
     const PERMISSION: Permission = Permission::Sign;
+    const DESCRIPTION: Option<&'static str> = Some(
+        "Adds funds to the market actor escrow balance for the given address and returns the message CID.",
+    );
 
     type Params = (Address, Address, BigInt);
     type Ok = Cid;
diff --git a/src/rpc/methods/msig.rs b/src/rpc/methods/msig.rs
index e1c46b01cf5..4841a6dcd20 100644
--- a/src/rpc/methods/msig.rs
+++ b/src/rpc/methods/msig.rs
@@ -18,6 +18,9 @@ impl RpcMethod<2> for MsigGetAvailableBalance {
     const PARAM_NAMES: [&'static str; 2] = ["address", "tipsetKey"];
     const API_PATHS: BitFlags<ApiPaths> = ApiPaths::all();
     const PERMISSION: Permission = Permission::Read;
+    const DESCRIPTION: Option<&'static str> = Some(
+        "Returns the spendable balance of the given multisig (total balance minus the locked amount) at the given tipset.",
+    );
 
     type Params = (Address, ApiTipsetKey);
     type Ok = TokenAmount;
@@ -47,6 +50,9 @@ impl RpcMethod<2> for MsigGetPending {
     const PARAM_NAMES: [&'static str; 2] = ["address", "tipsetKey"];
     const API_PATHS: BitFlags<ApiPaths> = ApiPaths::all();
     const PERMISSION: Permission = Permission::Read;
+    const DESCRIPTION: Option<&'static str> = Some(
+        "Returns the transactions awaiting approval in the given multisig at the given tipset.",
+    );
 
     type Params = (Address, ApiTipsetKey);
     type Ok = Vec<Transaction>;
@@ -82,6 +88,9 @@ impl RpcMethod<3> for MsigGetVested {
     const PARAM_NAMES: [&'static str; 3] = ["address", "startTipsetKey", "endTipsetKey"];
     const API_PATHS: BitFlags<ApiPaths> = ApiPaths::all();
     const PERMISSION: Permission = Permission::Read;
+    const DESCRIPTION: Option<&'static str> = Some(
+        "Returns the amount that vested in the given multisig between the start and end tipsets.",
+    );
 
     type Params = (Address, ApiTipsetKey, ApiTipsetKey);
     type Ok = BigInt;
@@ -122,6 +131,8 @@ impl RpcMethod<2> for MsigGetVestingSchedule {
     const PARAM_NAMES: [&'static str; 2] = ["address", "tsk"];
     const API_PATHS: BitFlags<ApiPaths> = ApiPaths::all();
     const PERMISSION: Permission = Permission::Read;
+    const DESCRIPTION: Option<&'static str> =
+        Some("Returns the vesting schedule of the given multisig at the given tipset.");
 
     type Params = (Address, ApiTipsetKey);
     type Ok = MsigVesting;
diff --git a/src/rpc/methods/node.rs b/src/rpc/methods/node.rs
index f406cf666ee..2aa9121e058 100644
--- a/src/rpc/methods/node.rs
+++ b/src/rpc/methods/node.rs
@@ -17,6 +17,8 @@ impl RpcMethod<0> for NodeStatus {
     const PARAM_NAMES: [&'static str; 0] = [];
     const API_PATHS: BitFlags<ApiPaths> = ApiPaths::all();
     const PERMISSION: Permission = Permission::Read;
+    const DESCRIPTION: Option<&'static str> =
+        Some("Returns the node's status, including sync and chain health information.");
 
     type Params = ();
     type Ok = NodeStatusResult;
diff --git a/src/rpc/methods/sync.rs b/src/rpc/methods/sync.rs
index 4d6075d69ca..c7e53142985 100644
--- a/src/rpc/methods/sync.rs
+++ b/src/rpc/methods/sync.rs
@@ -20,6 +20,8 @@ impl RpcMethod<1> for SyncCheckBad {
     const PARAM_NAMES: [&'static str; 1] = ["cid"];
     const API_PATHS: BitFlags<ApiPaths> = ApiPaths::all();
     const PERMISSION: Permission = Permission::Read;
+    const DESCRIPTION: Option<&'static str> =
+        Some("Returns the reason the given block is marked bad, or an empty string if it is not.");
 
     type Params = (Cid,);
     type Ok = String;
@@ -45,6 +47,8 @@ impl RpcMethod<1> for SyncMarkBad {
     const PARAM_NAMES: [&'static str; 1] = ["cid"];
     const API_PATHS: BitFlags<ApiPaths> = ApiPaths::all();
     const PERMISSION: Permission = Permission::Admin;
+    const DESCRIPTION: Option<&'static str> =
+        Some("Marks the block with the given CID as bad in the bad-block cache.");
 
     type Params = (Cid,);
     type Ok = ();
diff --git a/src/rpc/snapshots/forest__rpc__tests__rpc__v0.snap b/src/rpc/snapshots/forest__rpc__tests__rpc__v0.snap
index 9e4e3904594..8d77ac55c76 100644
--- a/src/rpc/snapshots/forest__rpc__tests__rpc__v0.snap
+++ b/src/rpc/snapshots/forest__rpc__tests__rpc__v0.snap
@@ -8,6 +8,7 @@ info:
   version: 0.33.6
 methods:
   - name: Filecoin.AuthNew
+    description: Creates a new JWT authentication token with the given permissions.
     params:
       - name: permissions
         required: true
@@ -31,6 +32,7 @@ methods:
         $ref: "#/components/schemas/Base64String"
     paramStructure: by-position
   - name: Filecoin.AuthVerify
+    description: Verifies a JWT authentication token and returns its permissions.
     params:
       - name: headerRaw
         required: true
@@ -47,6 +49,7 @@ methods:
           type: string
     paramStructure: by-position
   - name: Filecoin.BeaconGetEntry
+    description: "Returns the drand beacon entry for the given epoch, blocking until it becomes available."
     params:
       - name: first
         required: true
@@ -436,6 +439,7 @@ methods:
           - type: "null"
     paramStructure: by-position
   - name: Filecoin.Session
+    description: Returns a UUID that uniquely identifies this node for the current session.
     params: []
     result:
       name: Filecoin.Session.Result
@@ -445,6 +449,7 @@ methods:
         format: uuid
     paramStructure: by-position
   - name: Filecoin.Shutdown
+    description: Shuts the node down.
     params: []
     result:
       name: Filecoin.Shutdown.Result
@@ -453,6 +458,7 @@ methods:
         type: "null"
     paramStructure: by-position
   - name: Filecoin.StartTime
+    description: Returns the time at which the node was started.
     params: []
     result:
       name: Filecoin.StartTime.Result
@@ -462,6 +468,7 @@ methods:
         format: date-time
     paramStructure: by-position
   - name: Filecoin.Version
+    description: "Returns the node version, API version, and block delay."
     params: []
     result:
       name: Filecoin.Version.Result
@@ -1881,6 +1888,7 @@ methods:
         $ref: "#/components/schemas/Message"
     paramStructure: by-position
   - name: Filecoin.MarketAddBalance
+    description: Adds funds to the market actor escrow balance for the given address and returns the message CID.
     params:
       - name: wallet
         required: true
@@ -2098,6 +2106,7 @@ methods:
           $ref: "#/components/schemas/SignedMessage"
     paramStructure: by-position
   - name: Filecoin.MsigGetAvailableBalance
+    description: Returns the spendable balance of the given multisig (total balance minus the locked amount) at the given tipset.
     params:
       - name: address
         required: true
@@ -2118,6 +2127,7 @@ methods:
         $ref: "#/components/schemas/TokenAmount"
     paramStructure: by-position
   - name: Filecoin.MsigGetPending
+    description: Returns the transactions awaiting approval in the given multisig at the given tipset.
     params:
       - name: address
         required: true
@@ -2142,6 +2152,7 @@ methods:
           $ref: "#/components/schemas/Transaction"
     paramStructure: by-position
   - name: Filecoin.MsigGetVested
+    description: Returns the amount that vested in the given multisig between the start and end tipsets.
     params:
       - name: address
         required: true
@@ -2170,6 +2181,7 @@ methods:
         $ref: "#/components/schemas/BigInt"
     paramStructure: by-position
   - name: Filecoin.MsigGetVestingSchedule
+    description: Returns the vesting schedule of the given multisig at the given tipset.
     params:
       - name: address
         required: true
@@ -2387,6 +2399,7 @@ methods:
         type: string
     paramStructure: by-position
   - name: Filecoin.NodeStatus
+    description: "Returns the node's status, including sync and chain health information."
     params: []
     result:
       name: Filecoin.NodeStatus.Result
@@ -3881,6 +3894,7 @@ methods:
         $ref: "#/components/schemas/TokenAmount"
     paramStructure: by-position
   - name: Filecoin.SyncCheckBad
+    description: "Returns the reason the given block is marked bad, or an empty string if it is not."
     params:
       - name: cid
         required: true
@@ -3893,6 +3907,7 @@ methods:
         type: string
     paramStructure: by-position
   - name: Filecoin.SyncMarkBad
+    description: Marks the block with the given CID as bad in the bad-block cache.
     params:
       - name: cid
         required: true
diff --git a/src/rpc/snapshots/forest__rpc__tests__rpc__v1.snap b/src/rpc/snapshots/forest__rpc__tests__rpc__v1.snap
index 62c967cf6e9..a9012b2d5d3 100644
--- a/src/rpc/snapshots/forest__rpc__tests__rpc__v1.snap
+++ b/src/rpc/snapshots/forest__rpc__tests__rpc__v1.snap
@@ -8,6 +8,7 @@ info:
   version: 0.33.6
 methods:
   - name: Filecoin.AuthNew
+    description: Creates a new JWT authentication token with the given permissions.
     params:
       - name: permissions
         required: true
@@ -31,6 +32,7 @@ methods:
         $ref: "#/components/schemas/Base64String"
     paramStructure: by-position
   - name: Filecoin.AuthVerify
+    description: Verifies a JWT authentication token and returns its permissions.
     params:
       - name: headerRaw
         required: true
@@ -432,6 +434,7 @@ methods:
           - type: "null"
     paramStructure: by-position
   - name: Filecoin.Session
+    description: Returns a UUID that uniquely identifies this node for the current session.
     params: []
     result:
       name: Filecoin.Session.Result
@@ -441,6 +444,7 @@ methods:
         format: uuid
     paramStructure: by-position
   - name: Filecoin.Shutdown
+    description: Shuts the node down.
     params: []
     result:
       name: Filecoin.Shutdown.Result
@@ -449,6 +453,7 @@ methods:
         type: "null"
     paramStructure: by-position
   - name: Filecoin.StartTime
+    description: Returns the time at which the node was started.
     params: []
     result:
       name: Filecoin.StartTime.Result
@@ -458,6 +463,7 @@ methods:
         format: date-time
     paramStructure: by-position
   - name: Filecoin.Version
+    description: "Returns the node version, API version, and block delay."
     params: []
     result:
       name: Filecoin.Version.Result
@@ -1961,6 +1967,7 @@ methods:
         $ref: "#/components/schemas/Message"
     paramStructure: by-position
   - name: Filecoin.MarketAddBalance
+    description: Adds funds to the market actor escrow balance for the given address and returns the message CID.
     params:
       - name: wallet
         required: true
@@ -2178,6 +2185,7 @@ methods:
           $ref: "#/components/schemas/SignedMessage"
     paramStructure: by-position
   - name: Filecoin.MsigGetAvailableBalance
+    description: Returns the spendable balance of the given multisig (total balance minus the locked amount) at the given tipset.
     params:
       - name: address
         required: true
@@ -2198,6 +2206,7 @@ methods:
         $ref: "#/components/schemas/TokenAmount"
     paramStructure: by-position
   - name: Filecoin.MsigGetPending
+    description: Returns the transactions awaiting approval in the given multisig at the given tipset.
     params:
       - name: address
         required: true
@@ -2222,6 +2231,7 @@ methods:
           $ref: "#/components/schemas/Transaction"
     paramStructure: by-position
   - name: Filecoin.MsigGetVested
+    description: Returns the amount that vested in the given multisig between the start and end tipsets.
     params:
       - name: address
         required: true
@@ -2250,6 +2260,7 @@ methods:
         $ref: "#/components/schemas/BigInt"
     paramStructure: by-position
   - name: Filecoin.MsigGetVestingSchedule
+    description: Returns the vesting schedule of the given multisig at the given tipset.
     params:
       - name: address
         required: true
@@ -2467,6 +2478,7 @@ methods:
         type: string
     paramStructure: by-position
   - name: Filecoin.NodeStatus
+    description: "Returns the node's status, including sync and chain health information."
     params: []
     result:
       name: Filecoin.NodeStatus.Result
@@ -3934,6 +3946,7 @@ methods:
         $ref: "#/components/schemas/TokenAmount"
     paramStructure: by-position
   - name: Filecoin.SyncCheckBad
+    description: "Returns the reason the given block is marked bad, or an empty string if it is not."
     params:
       - name: cid
         required: true
@@ -3946,6 +3959,7 @@ methods:
         type: string
     paramStructure: by-position
   - name: Filecoin.SyncMarkBad
+    description: Marks the block with the given CID as bad in the bad-block cache.
     params:
       - name: cid
         required: true